Nicotine and Nicotine-Free Vaping Behavior among a Sample of Canadian High School Students: A Cross-Sectional Study.

Youth vaping is a public health concern in Canada. Researchers have explored factors associated with vape use, but rarely differentiated between types of use. This study estimates the prevalence and correlations among past-month nicotine vaping, nicotine-free vaping, and dual-use vaping (nicotine and nicotine-free) in grades 9-12 high school students.

Residential greenness and substance use among youth and young adults: Associations with alcohol, tobacco, and marijuana use.

Introduction: Research has identified positive associations between green space and physical and mental health outcomes. Substance use outcomes, however, have received considerably less attention. This study investigates the association between residential greenness and substance use through an analysis of alcohol, tobacco, and marijuana use among youth and young adults.